UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8fC3wnS4Xt4sPNI5HtQxJ3olnbaW5ulnPasPJqGgEA=' 
WHERE 
  key_id = 'd8842e8afca923f689bcb0960a3dfbc649921265efb538149a512ab88f620a70' 
  AND (
    token = 't8fC3wnS4Xt4sPNI5HtQxJ3olnbaW5ulnPasPJqGgEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )